Show Pure Water Is IsIt Blue discovered eld that Ito Iho It was long ago lonG I is blue color of or pure water vater natural white as most of or us usually an and 1 not nol have not nol agreed Opinions supposed and ye yellow low the green of or on Oil the tho he cau cause O tints has been discovered er d MW by M It these beel tints thet substances substances sub- sub extraneous W stances stances Spring are DI Dissolved ol due to calcium salts sails talf tint lint a green giving apparently though Invisible suspension have havee have duo due to o a ano line the color of the e water on Oil no effect taken are rc adequate precautions when hen color due to iron hon or yellow tU The brown low when calcium Is salts Knits is not nut seen tint ID is 11 often due The ho green oren cue cueto S of equilibrium n to tc a 1 color condition effect of the Iron salts and thu the action of or tho the calcium calcium cal cal- the precipitating American Ciulli Kills 1 Scientific |